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| Phone | Ericsson T28 World | Samsung Convoy 3 | LG Stylo 4 | LG AX-490 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
6.2" diag. 18 : 9 |
? |
| Display Resolution & Type | ? |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~390 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 500 mAh | 1,300 mAh | 3,300 mAh | 1,100 mAh |
| Processor | ? | 480 MHz Qualcomm QSC6185 | 1.8 GHz Qualcomm Snapdragon 450 | ? |
| RAM | ? | 256 MB | 2 GB * | ? |
| Storage | ? raw hardware | 512 MB | 32 GB * | ? raw hardware |
| Main Camera | - | 3 megapixel | 13 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | 1080p HD | - |
| Front Camera | - | - | 5 megapixel | - |
| Weight |
3.14 oz (89g) |
4.4 oz (125g) |
6.07 oz (172g) |
3.79 oz (107g) |
| Dimensions |
3.9" x 2" x 0.6" (99 x 51 x 15.2 mm) |
4.07" x 2.04" x 0.82" (103 x 52 x 20.8 mm) |
6.31" x 3.06" x 0.33" (160 x 78 x 8.4 mm) |
3.74" x 1.92" x 1" (95 x 49 x 25.4 mm) |
| Form Factor | Flip | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 900, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | - | EVDO rA | LTE (Cat 6) | 1xRTT |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | - | Yes | n/a | Yes |
| Ruggedized | - | Yes | - | - |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | n/a | - |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | - | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| NFC | - | - | Yes * | - |
| USB | - | Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | Yes | n/a | Yes |
| Ringer ID | - | Yes | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Custom Graphics | - | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | Yes | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | Yes |
| WAP / Web Browser | - | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | - | Yes | n/a | - |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | Yes | n/a | - |
| MMS | - | Yes | n/a | Yes |
| Text Messaging Templates | - | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | Yes | n/a | - |
| Stereo Speakers | - | Yes | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | - | Yes | n/a | Yes |
| Voice Memo | - | Yes | n/a | Yes |
| Software | ||||
| BREW | - | Yes | n/a | Yes |
| Games | Yes | Yes | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | - | n/a | Yes |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Ericsson T28 World | Samsung Convoy 3 | LG Stylo 4 | LG AX-490 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T28 World | Samsung Convoy 3 | LG Stylo 4 | LG AX-490 |
